Home / 839,934.30-1,259,901.45-524,568.90

Finding the Fourth Proportional to 839,934.30, 1,259,901.45 and 524,568.90

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Solution

The fourth proportional to 839,934.30, 1,259,901.45 and 524,568.90 is: 786,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,934.30 : 1,259,901.45 = 524,568.90 : x
  2. Step 2: Convert to fraction form
    839,934.30/1,259,901.45 = 524,568.90/x
  3. Step 3: Cross multiply
    839,934.30x = 1,259,901.45 × 524,568.90
  4. Step 4: Simplify right side
    839,934.30x = 660,905,117,734.91
  5. Step 5: Solve for x
    x = 660,905,117,734.91/839,934.30
  6. Step 6: Final answer
    x = 786,853.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.